My high school physics teacher spent a week teaching students how to use a slide rule.

FORBES: Tools become out-of-date

It has also asked head teachers to challenge the misconception among teaching staff that physics is not for girls.

BBC: State schools 'failing girls who want to study physics'

Chu is a Nobel laureate in physics and wants to return to research and teaching in California.

FORBES: Hanford CA

"This is likely to have a hugely detrimental impact on children's education with teachers in key subjects such as maths, physics and IT who have highly marketable skills leaving teaching and graduates with these skills, and other sought-after skills, not going into teaching, " she said.

BBC: Teachers' pay rises pegged to performance

More than a third of physics teachers (around 2, 000 teachers), half of those teaching Spanish (around 3, 400), over half of information and communications technology (ICT) teachers (around 9, 200) and more than two in five religious education teachers (around 6, 500) do not hold a relevant qualification higher than an A-level.

BBC: Hundreds of school leaders paid in excess of ?100k

We have to look at how we can attract more physics and chemistry teachers into those areas so that we can get some really inspired teaching of young people.

BBC: Head to head: Science